diff --git a/nezha-fronted/src/components/charts/chart-bar-statistics.vue b/nezha-fronted/src/components/charts/chart-bar-statistics.vue
index ae8713258..a802fe184 100644
--- a/nezha-fronted/src/components/charts/chart-bar-statistics.vue
+++ b/nezha-fronted/src/components/charts/chart-bar-statistics.vue
@@ -640,27 +640,6 @@ export default {
         }, 100)
       })
     },
-    dealLegendAlias: function (legend, expression) {
-      if (/\{\{.+\}\}/.test(expression)) {
-        const labelValue = expression.replace(/(\{\{.+?\}\})/g, function (i) {
-          const label = i.substr(i.indexOf('{{') + 2, i.indexOf('}}') - i.indexOf('{{') - 2)
-          const reg = new RegExp(',' + label + '=".+?"')
-          const reg1 = new RegExp('{' + label + '=".+?"')
-          let value = null
-          if (reg.test(legend)) {
-            const find = legend.match(reg)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          } else if (reg1.test(legend)) {
-            const find = legend.match(reg1)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          }
-          return value || label
-        })
-        return labelValue
-      } else {
-        return expression
-      }
-    },
     clickLegend (legendName, index) {
       /* 点击legend
           * 1.当前如果是全高亮状态，则全部置灰，只留被点击的legend高亮
diff --git a/nezha-fronted/src/components/charts/chart-list-group.vue b/nezha-fronted/src/components/charts/chart-list-group.vue
index dd00a241b..fd2400e6c 100644
--- a/nezha-fronted/src/components/charts/chart-list-group.vue
+++ b/nezha-fronted/src/components/charts/chart-list-group.vue
@@ -243,6 +243,7 @@ import chartBarStatis from './chart-bar-statistics'
 import logs from './logs'
 import { fromRoute } from '@/components/common/js/constants'
 import chartTempData from '@/components/charts/chartTempData'
+import { dealLegendAlias } from '@/components/common/js/tools'
 // import visNetwork from './visNetwork'
 export default {
   name: 'chartList',
@@ -900,7 +901,7 @@ export default {
                               host = chartItem.elements[innerPos].expression
                             }
                             // 处理legend别名
-                            let alias = this.$refs['editChart' + chartItem.id][0].dealLegendAlias(host, chartItem.elements[innerPos].legend)
+                            let alias = dealLegendAlias(host, chartItem.elements[innerPos].legend)
                             if (!alias || alias === '') {
                               alias = host
                             }
@@ -1136,7 +1137,7 @@ export default {
             host += '}'
           }
           // 处理legend别名
-          let alias = this.$refs['editChart' + chartInfo.id][0].dealLegendAlias(host, chartInfo.elements[0].legend)
+          let alias = dealLegendAlias(host, chartInfo.elements[0].legend)
           if (!alias || alias === '') {
             alias = host
           }
diff --git a/nezha-fronted/src/components/charts/chart-list.vue b/nezha-fronted/src/components/charts/chart-list.vue
index 08b229d0a..5698c2398 100644
--- a/nezha-fronted/src/components/charts/chart-list.vue
+++ b/nezha-fronted/src/components/charts/chart-list.vue
@@ -293,7 +293,7 @@ import chartGroup from './chart-group'
 import logs from './logs'
 import { fromRoute } from '@/components/common/js/constants'
 import chartTempData from '@/components/charts/chartTempData'
-import { chartResizeTool } from '@/components/common/js/tools'
+import { chartResizeTool, dealLegendAlias } from '@/components/common/js/tools'
 export default {
   name: 'chartList',
   props: {
@@ -1164,7 +1164,7 @@ export default {
                               host = chartItem.elements[innerPos].expression
                             }
                             // 处理legend别名
-                            let alias = this.$refs['editChart' + chartItem.id][0].dealLegendAlias(host, chartItem.elements[innerPos].legend)
+                            let alias = dealLegendAlias(host, chartItem.elements[innerPos].legend)
                             if (!alias || alias === '') {
                               alias = host
                             }
@@ -1404,7 +1404,7 @@ export default {
             host += '}'
           }
           // 处理legend别名
-          let alias = this.$refs['editChart' + chartInfo.id][0].dealLegendAlias(host, chartInfo.elements[0].legend)
+          let alias = dealLegendAlias(host, chartInfo.elements[0].legend)
           if (!alias || alias === '') {
             alias = host
           }
diff --git a/nezha-fronted/src/components/charts/chart-pie.vue b/nezha-fronted/src/components/charts/chart-pie.vue
index 4eab8e2ab..33538f735 100644
--- a/nezha-fronted/src/components/charts/chart-pie.vue
+++ b/nezha-fronted/src/components/charts/chart-pie.vue
@@ -538,27 +538,6 @@ export default {
         }, 100)
       })
     },
-    dealLegendAlias: function (legend, expression) {
-      if (/\{\{.+\}\}/.test(expression)) {
-        const labelValue = expression.replace(/(\{\{.+?\}\})/g, function (i) {
-          const label = i.substr(i.indexOf('{{') + 2, i.indexOf('}}') - i.indexOf('{{') - 2)
-          const reg = new RegExp(',' + label + '=".+?"')
-          const reg1 = new RegExp('{' + label + '=".+?"')
-          let value = null
-          if (reg.test(legend)) {
-            const find = legend.match(reg)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          } else if (reg1.test(legend)) {
-            const find = legend.match(reg1)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          }
-          return value || label
-        })
-        return labelValue
-      } else {
-        return expression
-      }
-    },
     clickLegend (legendName, index) {
       /* 点击legend
         * 1.当前如果是全高亮状态，则全部置灰，只留被点击的legend高亮
diff --git a/nezha-fronted/src/components/charts/chart-table.vue b/nezha-fronted/src/components/charts/chart-table.vue
index ec477bea7..432379c7f 100644
--- a/nezha-fronted/src/components/charts/chart-table.vue
+++ b/nezha-fronted/src/components/charts/chart-table.vue
@@ -614,27 +614,6 @@ export default {
       this.orderByScreen = { order: item.order, prop: item.prop }
       this.seriesItemScreen = this.filterShowData(this.storedScreanTableData, this.screenPageObj, 'seriesScreen')
     },
-    dealLegendAlias: function (legend, expression) {
-      if (/\{\{.+\}\}/.test(expression)) {
-        const labelValue = expression.replace(/(\{\{.+?\}\})/g, function (i) {
-          const label = i.substr(i.indexOf('{{') + 2, i.indexOf('}}') - i.indexOf('{{') - 2)
-          const reg = new RegExp(',' + label + '=".+?"')
-          const reg1 = new RegExp('{' + label + '=".+?"')
-          let value = null
-          if (reg.test(legend)) {
-            const find = legend.match(reg)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          } else if (reg1.test(legend)) {
-            const find = legend.match(reg1)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          }
-          return value || label
-        })
-        return labelValue
-      } else {
-        return expression
-      }
-    },
     // 获取格式
     getNumStr (num) {
       if (num) {
diff --git a/nezha-fronted/src/components/charts/chartPreview.vue b/nezha-fronted/src/components/charts/chartPreview.vue
index 4430dc283..68261d0ee 100644
--- a/nezha-fronted/src/components/charts/chartPreview.vue
+++ b/nezha-fronted/src/components/charts/chartPreview.vue
@@ -200,7 +200,7 @@ import chartAlertList from './chart-alert-list'
 import chartConfig from '../page/dashboard/overview/chartConfig'
 import diagram from '@/components/common/ChartDiagram/diagram'
 import moment from 'moment-timezone'
-import { formatScientificNotation } from '@/components/common/js/tools'
+import { formatScientificNotation, dealLegendAlias } from '@/components/common/js/tools'
 export default {
   name: 'chartPreview',
   components: {
@@ -572,7 +572,7 @@ export default {
                             host = chartItem.elements[innerPos].expression
                           }
                           // 处理legend别名
-                          let alias = this.dealLegendAlias(host, chartItem.elements[innerPos].legend)
+                          let alias = dealLegendAlias(host, chartItem.elements[innerPos].legend)
                           if (!alias || alias === '') {
                             alias = host
                           }
@@ -1740,7 +1740,7 @@ export default {
                       if (!host || host === '') {
                         host = this.chart.elements[pos].expression
                       }
-                      let alias = this.dealLegendAlias(host, this.chart.elements[pos].legend)
+                      let alias = dealLegendAlias(host, this.chart.elements[pos].legend)
                       if (!alias || alias === '') {
                         alias = host
                       }
@@ -1780,27 +1780,6 @@ export default {
         })
       })
     },
-    dealLegendAlias: function (legend, expression) {
-      if (/\{\{.+\}\}/.test(expression)) {
-        const labelValue = expression.replace(/(\{\{.+?\}\})/g, function (i) {
-          const label = i.substr(i.indexOf('{{') + 2, i.indexOf('}}') - i.indexOf('{{') - 2)
-          const reg = new RegExp(',' + label + '=".+?"')
-          const reg1 = new RegExp('{' + label + '=".+?"')
-          let value = null
-          if (reg.test(legend)) {
-            const find = legend.match(reg)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          } else if (reg1.test(legend)) {
-            const find = legend.match(reg1)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          }
-          return value || label
-        })
-        return labelValue
-      } else {
-        return expression
-      }
-    },
     screenPageNo (val) {
       this.screenPageObj.pageNo = val
       this.seriesItemScreen = this.filterShowData(this.storedScreanTableData, this.screenPageObj)
diff --git a/nezha-fronted/src/components/charts/line-chart-block.vue b/nezha-fronted/src/components/charts/line-chart-block.vue
index a20ab69b2..8424d1151 100644
--- a/nezha-fronted/src/components/charts/line-chart-block.vue
+++ b/nezha-fronted/src/components/charts/line-chart-block.vue
@@ -211,7 +211,7 @@ import chartDataFormat from './chartDataFormat'
 import { randomcolor } from '../common/js/radomcolor/randomcolor.js'
 import chartConfig from '../page/dashboard/overview/chartConfig'
 import { getChart, setChart, lineChartMove, getMousePoint } from '../common/js/common'
-import { getMetricTypeValue, chartResizeTool, formatScientificNotation } from '../common/js/tools'
+import { getMetricTypeValue, chartResizeTool, formatScientificNotation, dealLegendAlias} from '../common/js/tools'
 import moment from 'moment-timezone'
 import chartDataList from '@/components/common/mixin/chartDataList'
 
@@ -404,7 +404,6 @@ export default {
       const hasGrey = highlightNum < this.isGrey.length // 是否有置灰的
       const curIsGrey = this.isGrey[index] // 当前legend的状态
       const currentIsTheOnlyOneHighlight = !curIsGrey && highlightNum === 1 // 当前legend是否是目前唯一高亮的
-
       const echart = getChart(this.chartIndex)
       if (echart) {
         if (!hasGrey) { // 1.除当前legend外全置灰
@@ -493,7 +492,6 @@ export default {
       const hasGrey = highlightNum < this.isGreyScreen.length // 是否有置灰的
       const curIsGrey = this.isGreyScreen[index] // 当前legend的状态
       const currentIsTheOnlyOneHighlight = !curIsGrey && highlightNum === 1 // 当前legend是否是目前唯一高亮的
-
       const echart = this.echartModalStore
       if (echart) {
         if (!hasGrey) { // 1.除当前legend外全置灰
@@ -1725,7 +1723,7 @@ export default {
                       if (!host || host === '') {
                         host = elements.expression
                       }
-                      let alias = this.dealLegendAlias(host, elements.legend)
+                      let alias = dealLegendAlias(host, elements.legend)
                       if (!alias || alias === '') {
                         alias = host
                       }
@@ -1823,27 +1821,6 @@ export default {
       this.$refs['localLoading' + this.chartIndex].startLoading()
       this.divFirstShow = true
     },
-    dealLegendAlias: function (legend, expression) {
-      if (/\{\{.+\}\}/.test(expression)) {
-        const labelValue = expression.replace(/(\{\{.+?\}\})/g, function (i) {
-          const label = i.substr(i.indexOf('{{') + 2, i.indexOf('}}') - i.indexOf('{{') - 2)
-          const reg = new RegExp(',' + label + '=".+?"')
-          const reg1 = new RegExp('{' + label + '=".+?"')
-          let value = null
-          if (reg.test(legend)) {
-            const find = legend.match(reg)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          } else if (reg1.test(legend)) {
-            const find = legend.match(reg1)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          }
-          return value || label
-        })
-        return labelValue
-      } else {
-        return expression
-      }
-    },
     // 获取格式
     getNumStr (num) {
       if (num >= 1000) {
diff --git a/nezha-fronted/src/components/charts/logs.vue b/nezha-fronted/src/components/charts/logs.vue
index 2a1e99d65..9c4765907 100644
--- a/nezha-fronted/src/components/charts/logs.vue
+++ b/nezha-fronted/src/components/charts/logs.vue
@@ -146,6 +146,7 @@ import logTab from '@/components/page/dashboard/explore/logTab'
 import bus from '@/libs/bus'
 import logsTempData from '@/components/charts/logsTempData'
 import { fromRoute } from '@/components/common/js/constants'
+import { dealLegendAlias } from '@/components/common/js/tools'
 export default {
   name: 'logs',
   components: {
@@ -543,7 +544,7 @@ export default {
                   host += '}'
                 }
                 // 处理legend别名
-                alias = this.dealLegendAlias(host, this.chartData.elements[index].legend)
+                alias = dealLegendAlias(host, this.chartData.elements[index].legend)
                 if (!alias || alias === '') {
                   alias = host
                 }
@@ -622,7 +623,7 @@ export default {
                   host += '}'
                 }
                 // 处理legend别名
-                alias = this.dealLegendAlias(host, this.chartData.elements[index].legend)
+                alias = dealLegendAlias(host, this.chartData.elements[index].legend)
                 if (!alias || alias === '') {
                   alias = host
                 }
@@ -692,27 +693,6 @@ export default {
         reader.readAsText(error.response.data)
       })
     },
-    dealLegendAlias: function (legend, expression) {
-      if (/\{\{.+\}\}/.test(expression)) {
-        const labelValue = expression.replace(/(\{\{.+?\}\})/g, function (i) {
-          const label = i.substr(i.indexOf('{{') + 2, i.indexOf('}}') - i.indexOf('{{') - 2)
-          const reg = new RegExp(',' + label + '=".+?"')
-          const reg1 = new RegExp('{' + label + '=".+?"')
-          let value = null
-          if (reg.test(legend)) {
-            const find = legend.match(reg)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          } else if (reg1.test(legend)) {
-            const find = legend.match(reg1)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          }
-          return value || label
-        })
-        return labelValue
-      } else {
-        return expression
-      }
-    },
     dateChange (time) {
       this.filter.start_time = bus.timeFormate(this.searchTime[0], 'yyyy-MM-dd hh:mm:ss')
       this.filter.end_time = bus.timeFormate(this.searchTime[1], 'yyyy-MM-dd hh:mm:ss')
diff --git a/nezha-fronted/src/components/common/ChartDiagram/diagram.vue b/nezha-fronted/src/components/common/ChartDiagram/diagram.vue
index 3d730aac7..94e3bcccb 100644
--- a/nezha-fronted/src/components/common/ChartDiagram/diagram.vue
+++ b/nezha-fronted/src/components/common/ChartDiagram/diagram.vue
@@ -336,7 +336,7 @@ import alertTable from '../project/popData/alertTable'
 import assetTable from '../project/popData/assetTable'
 import endpointTable from '../project/popData/endpointTable'
 import topoTooltip from '../project/L5/topoTooltip'
-import { getMetricTypeValue } from '../js/tools'
+import { getMetricTypeValue, dealLegendAlias} from '../js/tools'
 import bus from '../../../libs/bus'
 import CanvasContextMenu from '@/components/common/project/L5/CanvasContextMenu'
 // 注册到画布
@@ -992,7 +992,7 @@ export default {
                   host = pen.data.expressArr[innerPos]
                 }
                 // 处理legend别名
-                let alias = this.dealLegendAlias(host, pen.data.legends[innerPos])
+                let alias = dealLegendAlias(host, pen.data.legends[innerPos])
                 if (!alias || alias === '') {
                   alias = host
                 }
@@ -1006,27 +1006,6 @@ export default {
       }
       return res
     },
-    dealLegendAlias: function (legend, expression) {
-      if (/\{\{.+\}\}/.test(expression)) {
-        const labelValue = expression.replace(/(\{\{.+?\}\})/g, function (i) {
-          const label = i.substr(i.indexOf('{{') + 2, i.indexOf('}}') - i.indexOf('{{') - 2)
-          const reg = new RegExp(',' + label + '=".+?"')
-          const reg1 = new RegExp('{' + label + '=".+?"')
-          let value = null
-          if (reg.test(legend)) {
-            const find = legend.match(reg)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          } else if (reg1.test(legend)) {
-            const find = legend.match(reg1)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          }
-          return value || label
-        })
-        return labelValue
-      } else {
-        return expression
-      }
-    },
     // Severity Label
     returnSeverityLabel (key) {
       return this.$t(this.$CONSTANTS.alertMessage.severityData.find(s => { return s.value == key }).label)
diff --git a/nezha-fronted/src/components/common/js/tools.js b/nezha-fronted/src/components/common/js/tools.js
index 4bc8a57cf..4fe669962 100644
--- a/nezha-fronted/src/components/common/js/tools.js
+++ b/nezha-fronted/src/components/common/js/tools.js
@@ -864,3 +864,21 @@ export function formatScientificNotation (value, dot = 2) {
     return getTdDom(dom.parentElement);
   }
 } */
+/* 处理legend的别名 */
+export function dealLegendAlias (legend, expression) {
+  if (/\{\{.+\}\}/.test(expression)) {
+    const labelValue = expression.replace(/(\{\{.+?\}\})/g, function (i) {
+      const label = i.substr(i.indexOf('{{') + 2, i.indexOf('}}') - i.indexOf('{{') - 2)
+      const reg = new RegExp('\\b' + label + '=".+?"')
+      let value = null
+      if (reg.test(legend)) {
+        const find = legend.match(reg)[0]
+        value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
+      }
+      return value || label
+    })
+    return labelValue
+  } else {
+    return expression
+  }
+}
diff --git a/nezha-fronted/src/components/common/project/L5/topoTooltip.vue b/nezha-fronted/src/components/common/project/L5/topoTooltip.vue
index d805c9dad..c3ff30469 100644
--- a/nezha-fronted/src/components/common/project/L5/topoTooltip.vue
+++ b/nezha-fronted/src/components/common/project/L5/topoTooltip.vue
@@ -40,6 +40,7 @@ import { fromRoute } from '@/components/common/js/constants'
 import chartTempData from '@/components/charts/chartTempData'
 import axios from 'axios'
 import chartDataFormat from '@/components/charts/chartDataFormat'
+import { dealLegendAlias } from '@/components/common/js/tools'
 export default {
   name: 'topoTooltip',
   components: {
@@ -299,7 +300,7 @@ export default {
                             host = chartItem.elements[innerPos].expression
                           }
                           // 处理legend别名
-                          let alias = this.$refs['editChart' + chartItem.type].dealLegendAlias(host, chartItem.elements[innerPos].legend)
+                          let alias = dealLegendAlias(host, chartItem.elements[innerPos].legend)
                           if (!alias || alias === '') {
                             alias = host
                           }
diff --git a/nezha-fronted/src/components/common/project/topologyL5.vue b/nezha-fronted/src/components/common/project/topologyL5.vue
index 9f1128ef1..706cb18b7 100644
--- a/nezha-fronted/src/components/common/project/topologyL5.vue
+++ b/nezha-fronted/src/components/common/project/topologyL5.vue
@@ -362,7 +362,7 @@ import alertTable from './popData/alertTable'
 import assetTable from './popData/assetTable'
 import endpointTable from './popData/endpointTable'
 import topoTooltip from './L5/topoTooltip'
-import { getMetricTypeValue } from '../js/tools'
+import { getMetricTypeValue, dealLegendAlias } from '../js/tools'
 import bus from '../../../libs/bus'
 // 注册到画布
 registerNode('rectangleImg', myShape, myAnchors, myIconRect, myTextRect)
@@ -1005,7 +1005,7 @@ export default {
                   host = pen.data.expressArr[innerPos]
                 }
                 // 处理legend别名
-                let alias = this.dealLegendAlias(host, pen.data.legends[innerPos])
+                let alias = dealLegendAlias(host, pen.data.legends[innerPos])
                 if (!alias || alias === '') {
                   alias = host
                 }
@@ -1019,27 +1019,6 @@ export default {
       }
       return res
     },
-    dealLegendAlias: function (legend, expression) {
-      if (/\{\{.+\}\}/.test(expression)) {
-        const labelValue = expression.replace(/(\{\{.+?\}\})/g, function (i) {
-          const label = i.substr(i.indexOf('{{') + 2, i.indexOf('}}') - i.indexOf('{{') - 2)
-          const reg = new RegExp(',' + label + '=".+?"')
-          const reg1 = new RegExp('{' + label + '=".+?"')
-          let value = null
-          if (reg.test(legend)) {
-            const find = legend.match(reg)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          } else if (reg1.test(legend)) {
-            const find = legend.match(reg1)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          }
-          return value || label
-        })
-        return labelValue
-      } else {
-        return expression
-      }
-    },
     // 获取project Info
     getProjectData (n) {
       // 获取projectInfo
diff --git a/nezha-fronted/src/components/page/dashboard/explore/logTab.vue b/nezha-fronted/src/components/page/dashboard/explore/logTab.vue
index 2ed36898f..333ffbea7 100644
--- a/nezha-fronted/src/components/page/dashboard/explore/logTab.vue
+++ b/nezha-fronted/src/components/page/dashboard/explore/logTab.vue
@@ -107,6 +107,7 @@
 <script>
 import * as echarts from 'echarts'
 import chartConfig from '@/components/page/dashboard/overview/chartConfig'
+import { dealLegendAlias } from '@/components/common/js/tools'
 export default {
   name: 'logTab',
   props: {
@@ -481,7 +482,7 @@ export default {
           host += '}'
         }
         // 处理legend别名
-        alias = this.dealLegendAlias(host, row.elements.legend)
+        alias = dealLegendAlias(host, row.elements.legend)
         if (!alias || alias === '') {
           alias = host
         }
@@ -490,27 +491,6 @@ export default {
       }
       return alias
     },
-    dealLegendAlias: function (legend, expression) {
-      if (/\{\{.+\}\}/.test(expression)) {
-        const labelValue = expression.replace(/(\{\{.+?\}\})/g, function (i) {
-          const label = i.substr(i.indexOf('{{') + 2, i.indexOf('}}') - i.indexOf('{{') - 2)
-          const reg = new RegExp(',' + label + '=".+?"')
-          const reg1 = new RegExp('{' + label + '=".+?"')
-          let value = null
-          if (reg.test(legend)) {
-            const find = legend.match(reg)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          } else if (reg1.test(legend)) {
-            const find = legend.match(reg1)[0]
-            value = find.substr(find.indexOf('"') + 1, find.lastIndexOf('"') - find.indexOf('"') - 1)
-          }
-          return value || label
-        })
-        return labelValue
-      } else {
-        return expression
-      }
-    },
     tooltipFormatter (params, a, b) {
       const vm = this
       let str = `